[单项选择]Occasional self-medication has always been part of normal living. The making and selling of drugs have a long history and are closely linked, like medical practice itself, with the belief in magic. Only during the last hundred years or so has the development of scientific techniques made it possible for some of the causes of symptoms to be understood, so that more accurate diagnosis has become possible. The doctor is now able to follow up the correct diagnosis of many illnesses with specific treatment of their causes. In many other illnesses, of which the causes remain unknown, it is still limited, like the unqualified prescriber, to the treatment of symptoms. The doctor is trained to decide when to treat symptoms only and when to attack the cause: this is the essential difference between medical prescribing and self-medication.
The advance of technology has brought about much progress in some fields of medicine, including the development of scientific drag therapy. In many coun
A. those good things are not without side effects
B. why clever advertising is so powerful
C. why in modem times self-medication is still practised
D. why people develop faulty ways of life

最新试题

• ●    化妆品中含大量Bi、Al、Ca时，用原子吸收光谱法测定会干扰测铅的结果，其原因是（）。
• ●    男性，30岁，十二指肠溃疡引起黑粪，呕血，神志尚清楚，但较淡漠，很口渴，四肢肤色苍白、发冷，脉搏12
• ●    [判断题]营销现场作业是由营销服务人员进行的业扩报装、电能计量、用电信息采集、用电检查、分布式电源作
• ●    [多选题]常用的抽放泵有哪几种？（ ）
• ●    螺旋卸车时，不可以用大车行走速度卸车。
• ●    [多选题]该建筑内应设哪些主要消防设施？